Koichi Ota

37 papers B 3C 14Misc 1Journal 11Unranked 8
YearRankTypeTitle / Venue / Authors
2025 J jnl
Development and Evaluation of a Low-Jitter Hand Tracking System for Improving Typing Efficiency in a Virtual Reality Workspace.
Multimodal Technol. Interact.
Tianshu Xu, Wen Gu, Koichi Ota, Shinobu Hasegawa
2025 J jnl
PICSU: A Japanese Vocabulary Learning System with Object Recognition and Lexical Database.
IEICE Trans. Inf. Syst.
Meihua Xue, Kazuki Sugita, Koichi Ota, Wen Gu, Shinobu Hasegawa
2025 J jnl
Spotlight Contents Extraction from Text-Based Online Discussion.
IEICE Trans. Inf. Syst.
Zhizhong Wang, Wen Gu, Zhaoxing Li, Koichi Ota, Shinobu Hasegawa
2024 C conf
A Proposal for a Quantitative Evaluation Model for Error Image Generation in L2 Vocabulary Learning.
ICCE
Kazuki Sugita, Wen Gu, Koichi Ota, Prarinya Siritanawan, Shinobu Hasegawa
2024 J jnl
A Survey Forest Diagram : Gain a Divergent Insight View on a Specific Research Topic.
CoRR
Jinghong Li, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 B conf
A Survey Forest Diagram: Gain a Divergent Insight View on a Specific Research Topic.
SMC
Jinghong Li, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 J jnl
An Academic Presentation Support System Utilizing Structural Elements.
IEICE Trans. Inf. Syst.
Kazuma Takahashi, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 B conf
Fish-Bone Diagram of Research Issue: Gain a Bird's-Eye View on a Specific Research Topic.
SMC
Jinghong Li, Huy Phan, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 J jnl
Fish-bone diagram of research issue: Gain a bird's-eye view on a specific research topic.
CoRR
Jinghong Li, Huy Phan, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 C conf
Hierarchical Tree-structured Knowledge Graph For Academic Insight Survey.
INISTA
Jinghong Li, Huy Phan, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 J jnl
Hierarchical Tree-structured Knowledge Graph For Academic Insight Survey.
CoRR
Jinghong Li, Huy Phan, Wen Gu, Koichi Ota, Shinobu Hasegawa
2024 B conf
Investigation of Correspondence Between Learner Sensory Processing Sensitivity and Different Avatars in Online Lectures.
SMC
Sean Mirai Riese, Koichi Ota, Wen Gu, Shinobu Hasegawa
2024 J jnl
Object Recognition from Scientific Document Based on Compartment and Text Blocks Refinement Framework.
SN Comput. Sci.
Jinghong Li, Wen Gu, Koichi Ota, Shinobu Hasegawa
2023 J jnl
A Framework For Refining Text Classification and Object Recognition from Academic Articles.
CoRR
Jinghong Li, Koichi Ota, Wen Gu, Shinobu Hasegawa
2023 C conf
A Low-Jitter Hand Tracking System for Improving Typing Efficiency in Virtual Reality Workspace.
TENCON
Tianshu Xu, Wen Gu, Koichi Ota, Shinobu Hasegawa
2023 C conf
A Skill Tracing Model for Player Character Control in STG.
ICCE
Peizhe Huang, Wanxiang Li, Wen Gu, Koichi Ota, Shinobu Hasegawa
2023 C conf
A Text Block Refinement Framework For Text Classification and Object Recognition From Academic Articles.
INISTA
Jinghong Li, Koichi Ota, Wen Gu, Shinobu Hasegawa
2023 — conf
ABMs in Game Approach for Physics Learning.
ICA
Chenkai Zhu, Wen Gu, Koichi Ota, Shinobu Hasegawa
2023 Misc conf
Automatic Summarization for Academic Articles using Deep Learning and Reinforcement Learning with Viewpoints.
FLAIRS
Jinghong Li, Hatsuhiko Tanabe, Koichi Ota, Wen Gu, Shinobu Hasegawa
2023 C conf
Concept and Initial Learning Log Analysis for Lecture Archive Summarization Platform.
TENCON
Shinobu Hasegawa, Xiaoting Liu, Wen Gu, Koichi Ota
2023 C conf
Design of Voice Style Detection of Lecture Archives.
TENCON
Xiaoting Liu, Wen Gu, Koichi Ota, Shinobu Hasegawa
2023 J jnl
Multiplexed lighting system using time-division multiplexing.
J. Ambient Intell. Humaniz. Comput.
Yuki Ban, Koichi Ota, Rui Fukui, Shin'ichi Warisawa
2023 J jnl
Object Recognition from Scientific Document based on Compartment Refinement Framework.
CoRR
Jinghong Li, Wen Gu, Koichi Ota, Shinobu Hasegawa
2022 — conf
An Automatic Focal Period Detection Architecture for Lecture Archives.
AIED (2)
Ruozhu Sheng, Koichi Ota, Shinobu Hasegawa
2022 — conf
Automatic Region of Interest Prediction from Instructor's Behaviors in Lecture Archives.
KSE
Yuhui Yang, Koichi Ota, Wen Gu, Shinobu Hasegawa
2022 C conf
Development of a Learning Companion Robot with Adaptive Engagement Enhancement.
ICCE
Bowei Yao, Koichi Ota, Akihiro Kashihara, Teruhiko Unoki, Shinobu Hasegawa
2022 C conf
Engagement Estimation using Time-series Facial and Body Features in an Unstable Dataset.
ICCE
Xianwen Zheng, Minh-Tuan Tran, Koichi Ota, Teruhiko Unoki, Shinobu Hasegawa
2021 — conf
Estimation of Learners' Engagement Using Face and Body Features by Transfer Learning.
HCI (36)
Xianwen Zheng, Shinobu Hasegawa, Minh-Tuan Tran, Koichi Ota, Teruhiko Unoki
2020 — conf
Learner's Mental State Estimation with PC Built-in Camera.
HCI (26)
Shinobu Hasegawa, Atsushi Hirako, Xianwen Zheng, Shofiyati Nur Karimah, Koichi Ota, Teruhiko Unoki
2019 — conf
Adaptive recommendation for question decomposition in Web-based investigative learning.
TALE
Miki Hagiwara, Akihiro Kashihara, Shinobu Hasegawa, Koichi Ota, Ryo Takaoka
2019 — conf
Light'em: A Multiplexed Lighting System.
SIGGRAPH ASIA Emerging Technologies
Koichi Ota, Yuki Ban, Rui Fukui, Shin'ichi Warisawa
2019 C conf
Promoting Reflection on Question Decomposition in Web-based Investigative Learning.
ICCE
Yoshiki Sato, Akihiro Kashihara, Shinobu Hasegawa, Koichi Ota, Ryo Takaoka
2010 C conf
Mining Collective Knowledge for Reconstructing Learning Resource.
ICCE
Koichi Ota, Akihiro Kashihara
2010 C conf
Reconstructing Learning Resource with Collective Knowledge.
ICCE
Koichi Ota, Akihiro Kashihara
2007 C conf
Controllable Scaffolding for Navigation Planning in Hyperspace.
ICCE
Akihiro Kashihara, Koichi Ota
2006 C conf
Guided Map for Scaffolding Navigation Planning as Meta-Cognitive Activity in Hyperspace.
ICCE
Akihiro Kashihara, Mitsuyoshi Nakaya, Koichi Ota
2005 — conf
Evaluating Navigation History Comparison.
KES (3)
Koichi Ota, Akihiro Kashihara